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<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">At my wits end with this problem
<SPAN style="mso-spacerun: yes"> </SPAN>...</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">The brakes on my BJ8 have always been
hard and bit well with little pedal movement.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Changed <SPAN
style="mso-spacerun: yes"> </SPAN>out the front callipers (to 4 pot) and
the problems started.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">After repeated bleeding on first
push,<SPAN style="mso-spacerun: yes"> </SPAN>pedal went to the
floor.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">After 2/3 pumps the pedal came right
up and held.<SPAN style="mso-spacerun: yes"> </SPAN>After about 30 secs of
no pressure on pedal <SPAN style="mso-spacerun: yes"> </SPAN>goes to the
floor again.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Pistons are all in contact with pads
and pads with disc; all looks good at callipers.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Suspecting a faulty MC changed it
out.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Primed the new MC with fluid prior to
installing.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Same story after another 1.5 pints of
DOT 4 fluid focusing mainly on bleeding front callipers and booster (new); <SPAN
style="mso-spacerun: yes"> </SPAN>also bled rear drums.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Pedal still goes to the floor on
first pump and comes up after pumping as before.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">No visible leaks and inlet from
reservoir shows no leaks: tapped callipers with mallet to dislodge any air
pockets.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">I am using the one man bleed system a
with clear tube into a container and close the bleeder valve <SPAN
style="mso-spacerun: yes"> </SPAN>with no visible air at nipple and full
tube of fluid to container. BTW also changed clutch MC at same time and no
problems with bleeding etc.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Have now run about 1.5 pints of fluid
through the new MC - <SPAN style="mso-spacerun: yes"> </SPAN>perhaps am
being <SPAN style="mso-spacerun: yes"> </SPAN>too impatient ? </FONT><SPAN
style="mso-spacerun: yes"><FONT
style="FONT-SIZE: 11pt"> </FONT></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">But no evidence of any air after
about 0.5 pint. Typically how much fluid is required to clear air from MC and
lines ?</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Now sort or suspecting the inlet to
MC from reservoir but for life of me cannot see how air can get in with no
visible fluid leaks,</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT style="FONT-SIZE: 11pt">Any ideas from the more AH
experienced listers appreciated.</FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 6pt; LINE-HEIGHT: 13pt"><FONT
face=Calibri><FONT
style="FONT-SIZE: 11pt">rg</FONT></FONT></P></DIV></DIV></BODY></HTML>